Features: The surface adopts frosted process, ergonomic design, comfortable feel, long for time use is not tired. Use the silent mute button, no matter in the office or at home, will not affect the work or rest of others. 400mAh large capacity battery, wireless connection technology, super long life, to meet the daily use needs. The shape is lovely, the design is compact, can be given as a gift to the female friend. Widely suitable for most laptops, desktops, tablets, etc. and for Win7, Win8, and other systems. Specifications: Material: ABS DPI: 1200DPI Buttons: 3 Buttons Color: Blue / Green / Pink / Yellow Size: Approx. 9.8 x 6 x 4.5 for cm / 3.86 x 2.36 x 1.77 inches Note: Please allow 1-2cm errors due to manual measurement. Because of the different display of each computer, the pictures may not reflect the actual color of the item. Package includes: 1 Piece Wireless Mouse